Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7000731 | Multi-material cover for a ladder rail end | Donald L. Gibson, Michael S. Gaynor, Eric Chevalier | 2006-02-21 |
| 6026931 | Support frame assembly | — | 2000-02-22 |
| 5791434 | Mobile warehouse ladder | — | 1998-08-11 |
| 5673768 | Ladder wear protection device | Thomas J. Schmitt | 1997-10-07 |
| 5555954 | Collapsible-expansible support assembly | — | 1996-09-17 |
| 5293958 | Ladder stand-off accessory and rung adapter therefor | Thomas J. Schmitt, David L. Pringle | 1994-03-15 |
| 5279387 | Articulated ladder assembly | Paul J. Seadler | 1994-01-18 |
| 5170552 | Method of manufacturing a rolling tower scaffold | Paul J. Seadler | 1992-12-15 |
| 5069309 | Rolling tower scaffold and method and tooling apparatus for manufacturing the same | Paul J. Seadler | 1991-12-03 |
| 4850065 | Sofa bed mechanism with safety lock out feature | Theodore J. Blevins | 1989-07-25 |
| 4509216 | Sofa bed mechanism | Theodore J. Blevins | 1985-04-09 |
| 4494258 | Sofa bed mechanism | Theodore J. Blevins | 1985-01-22 |